18097425

素因数分解:

$3^7\times 5^2\times {\mathrm{331}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 33757760

約数和(自身を除く): 15660335

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 331, 405, 675, 729, 993, 1215, 1655, 2025, 2187, 2979, 3645, 4965, 6075, 8275, 8937, 10935, 14895, 18225, 24825, 26811, 44685, 54675, 74475, 80433, 134055, 223425, 241299, 402165, 670275, 723897, 1206495, 2010825, 3619485, 6032475, 18097425]

約数ペア:

[(1, 18097425), (3, 6032475), (5, 3619485), (9, 2010825), (15, 1206495), (25, 723897), (27, 670275), (45, 402165), (75, 241299), (81, 223425), (135, 134055), (225, 80433), (243, 74475), (331, 54675), (405, 44685), (675, 26811), (729, 24825), (993, 18225), (1215, 14895), (1655, 10935), (2025, 8937), (2187, 8275), (2979, 6075), (3645, 4965)]